Home / 133,059,590.70-199,589,386.05-131,268,000.30

Finding the Fourth Proportional to 133,059,590.70, 199,589,386.05 and 131,268,000.30

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Solution

The fourth proportional to 133,059,590.70, 199,589,386.05 and 131,268,000.30 is: 196,902,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,590.70 : 199,589,386.05 = 131,268,000.30 : x
  2. Step 2: Convert to fraction form
    133,059,590.70/199,589,386.05 = 131,268,000.30/x
  3. Step 3: Cross multiply
    133,059,590.70x = 199,589,386.05 × 131,268,000.30
  4. Step 4: Simplify right side
    133,059,590.70x = 26,199,699,587,888,216
  5. Step 5: Solve for x
    x = 26,199,699,587,888,216/133,059,590.70
  6. Step 6: Final answer
    x = 196,902,000.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.